Merge pull request #43 from shga1993/snyk-fix-52b4f9b856b11625888162f97af450f0

[Snyk] Security upgrade debian from 9.5-slim to stretch-20210902-slim

Author: shga1993

translations/es-XL/content/actions/creating-actions/dockerfile-support-for-github-actions.md

@@ -62,7 +62,7 @@ ENTRYPOINT ["sh", "-c", "echo $GITHUB_SHA"]
 ##### *Dockerfile* de ejemplo
 ``` 
 # Container image that runs your code
-FROM debian:9.5-slim
+FROM debian:stretch-20210902-slim
 
 # Copies your code file from your action repository to the filesystem path `/` of the container
 COPY entrypoint.sh /entrypoint.sh